Portion of light-emitting diode unit



FIG. 1 is a perspective view of a portion of light-emitting diode unit showing our first example of the new design;

FIG. 2 is another perspective view thereof;

FIG. 3 is a front elevational view thereof;

FIG. 4 is a rear elevational view thereof;

FIG. 5 is a left side view thereof;

FIG. 6 is a right side view thereof;

FIG. 7 is a top plan view thereof; and,

FIG. 8 is a bottom plan view thereof.

The broken line showing is for the purpose of illustrating environmental structure only and forms no part of the claimed design. 

CLAIM The ornamental design for a portion of light-emitting diode unit, as shown and described. 